Rocket.Chat
46kCommunications platform that puts data protection first (alternative to Gitter.im and Slack).
Communication - Custom Communication SystemsMIT
Databag
Federated, end-to-end encrypted messaging service for the web, iOS, and Android, supporting text, photos, video, and WebRTC video and audio calls.
Details
- Website
- github.com
- Source
- github.com
- Licence
- Apache-2.0
- Platforms
- Docker
- GitHub stars
- 1,502
- Last update
- 2026-06-14
Categories
Alternatives to Databag
See all Communication - Custom Communication Systems →Novu
40kNotification infrastructure for developers.
Communication - Custom Communication SystemsMIT
Mattermost
39kPlatform for secure collaboration across the entire software development lifecycle, can be integrated with Gitlab (alternative to Slack).
Communication - Custom Communication Systems⊘ Proprietary
Chatwoot
38kCustomer communication platform (alternative to Intercom and Zendesk).
Communication - Custom Communication Systems⊘ Proprietary
ntfy
35kPush notifications to phone or desktop using HTTP PUT/POST, with Android app, CLI and web app, similar to Pushover and Gotify.
Communication - Custom Communication SystemsApache-2.0
Zulip
26kZulip is a powerful, open source group chat application.
Communication - Custom Communication SystemsApache-2.0